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CULLEN JOSEPH FLEMING MD
NPI 1356978928
Student in an Organized Health Care Education/Training Program in Madison, WI

Active since March 24, 2020PECOS EnrolledAccepts Medicare Assignment
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-0572 Get Directions Write a Review

NPPES record last updated: March 19, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Mar 19, 2026, Jul 2, 2025, Aug 7, 2022 and 2 more (5 updates tracked since 2020).

About Cullen Joseph Fleming Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

CULLEN JOSEPH FLEMING MD (NPI 1356978928) is an individual student in an organized health care education/training program in Madison, Wisconsin, licensed in Wisconsin (77239-20) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of George Washington University School Of Medicine (2020).

NPPES Registry Identity

NPI1356978928
Entity TypeIndividualMale
Primary Taxonomy390200000X
Provider Legal NameCULLEN JOSEPH FLEMINGCredential: MD
Location Address600 HIGHLAND AVEMadison, WI 53792-3784
Mailing Address600 Highland AveMadison, WI 53792-0001 · (608) 263-8175
Phone(608) 263-0572
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2020
Enumeration DateMarch 24, 2020
Last NPPES UpdateMarch 19, 20265 updates tracked since enumeration
NPPES CertifiedMarch 19, 2026
✔ NPI 1356978928 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyStudent in an Organized Health Care Education/Training ProgramStudent, Health Care
Taxonomy Code390200000X
License✔ Licensed in WI · 77239-20
Definition
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Also ListedRadiology · Diagnostic RadiologyTaxonomy 2085R0202X · License 77239 (WI), A199840 (CA)
600 HIGHLAND AVE, Madison, WI 53792
Open in Google Maps ↗

Secondary Practice Locations 2

Location 1505 Parnassus Ave Fl 3San Francisco, CA 94143-2204 · Phone (415) 353-1968 · Fax (415) 353-8741
Location 210180 Washington Ave # 101Mount Pleasant, WI 53177-1604 · Phone (414) 777-3189

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Cullen Joseph Fleming Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9032512215
PECOS Enrollment IDI20260402001010
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

3

Medicare enrollment records show Cullen Fleming reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Wisconsin Radiology Specialists, S C
77 mi
Specialist
10945 N PORT WASHINGTON RD STE 201
Mequon, WI 53092
  • Reassigned Medicare billing, Wisconsin enrollment
  • Medicare enrollment name: Premier Radiology Wisconsin LLC
  • 237 clinicians in this Medicare group
NPI 1568446003 (262) 292-3151
University Of California San Francisco
1,768 mi
Surgery
400 PARNASSUS AVE, MCB 300
San Francisco, CA 94143
  • Reassigned Medicare billing, California enrollment
  • 5,645 clinicians in this Medicare group
NPI 1346329380 (415) 353-2161
Ucsf Medical Group Business Services
1,768 mi
Internal Medicine
400 PARNASSUS AVE
San Francisco, CA 94122
  • Reassigned Medicare billing, California enrollment
  • 5,544 clinicians in this Medicare group
NPI 1477624104 (415) 353-2808

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Cullen Fleming's NPI number?

The NPI number for Cullen Fleming is 1356978928. It was assigned to this individual provider in the NPPES registry on March 24, 2020.

Where is Cullen Fleming located?

Cullen Fleming practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-0572.

What is Cullen Fleming's specialty?

The primary specialty registered for this NPI is Student in an Organized Health Care Education/Training Program with taxonomy code 390200000X.

Is Cullen Fleming enrolled in Medicare?

Yes. Cullen Fleming is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Cullen Fleming's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cullen Fleming reassigns Medicare benefits to 3 organizations: Wisconsin Radiology Specialists, S C (Mequon, WI), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Cullen Fleming's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Cullen Fleming was last updated on March 19, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.